5d-6a+7d+3a-2+8a+7=

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Solution for 5d-6a+7d+3a-2+8a+7= equation:


Simplifying
5d + -6a + 7d + 3a + -2 + 8a + 7 = 0

Reorder the terms:
-2 + 7 + -6a + 3a + 8a + 5d + 7d = 0

Combine like terms: -2 + 7 = 5
5 + -6a + 3a + 8a + 5d + 7d = 0

Combine like terms: -6a + 3a = -3a
5 + -3a + 8a + 5d + 7d = 0

Combine like terms: -3a + 8a = 5a
5 + 5a + 5d + 7d = 0

Combine like terms: 5d + 7d = 12d
5 + 5a + 12d = 0

Solving
5 + 5a + 12d = 0

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '-5' to each side of the equation.
5 + 5a + -5 + 12d = 0 + -5

Reorder the terms:
5 + -5 + 5a + 12d = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 5a + 12d = 0 + -5
5a + 12d = 0 + -5

Combine like terms: 0 + -5 = -5
5a + 12d = -5

Add '-12d' to each side of the equation.
5a + 12d + -12d = -5 + -12d

Combine like terms: 12d + -12d = 0
5a + 0 = -5 + -12d
5a = -5 + -12d

Divide each side by '5'.
a = -1 + -2.4d

Simplifying
a = -1 + -2.4d

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